96. The nature of sun's spectrum is

1. 1. Continuous spectrum with absorption lines

   
   
   

   2. Line emission

   
   
   

   3. The spectrum of the helium atom

   
   
   

   4. Continuous spectrum

   
   
   

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   N/A

   Correct Option: A

   N/A

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97. When a mirror is rotated by an angle θ, the reflected ray will rotated by

1. 1. 0°

   
   
   

   2. θ / 2

   
   
   

   3. θ

   
   
   

   4. 2 θ

   
   
   

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   N/A

   Correct Option: D

   N/A

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98. The transverse nature of light is shown by

1. 1. Interference of light

   
   
   

   2. Refraction of light

   
   
   

   3. Polarization of light

   
   
   

   4. Dispersion of light

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

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99. Two plane mirrors are inclined at an angle of 60° to each other. If an object is placed between them, the number of images produced will be

1. 1. 0

   
   
   

   2. 5

   
   
   

   3. 4

   
   
   

   4. 10

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: B

   N/A

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100. A boy stands straight in front of a mirror at distance of 30 cm from it. He sees his erect image whose height is 1/5 of his real height. The mirror he is using is

1. 1. Plane

   
   
   

   2. Convex

   
   
   

   3. Concave

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: B

   N/A

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